Skip to content A B C D E F G H I J K L M N O P Q R S T U V W X Y Z hexacoordination coordination in which the coordination number is 6 hexacopter An unmanned multirotor rotorcraft having six rotors. hexacoral Any of the class Hexacorallia of water-based organisms formed of colonial polyps generally with sixfold symmetry. hexacorallian Any cnidarian of the class or subclass Hexacorallia hexacore Composed of six cores. hexacosane Any of very many isomers of the aliphatic hydrocarbon having 26 carbon atoms, but especially n-hexacosane CH₃(CH₂)₂₄CH₃ hexacosanoic Of or pertaining to hexacosanoic acid or its derivatives; cerotic hexacosanol Any of very many isomeric aliphatic alcohols having 26 carbon atoms, but especially the unbranched primary alcohol 1-hexacosanol. hexacosene Any unsaturated aliphatic hydrocarbon that has twenty-six carbon atoms and one double bond, but especially 1-hexacosene or 9-hexacosene hexacosenoate Any salt or ester of a hexacosenoic acid hexacosichoron A four-dimensional object analogous to an icosahedron, constructed out of six hundred tetrahedra, arranged 20 to a vertex. hexact A hexactinal structure, one with six rays. hexactinal Having six rays. hexactine Having six rays. hexactinellid Any of the many sponges of class Hexactinellida, which have hexactine spicules; a glass sponge. hexacyanoferrate Ferrocyanide (hexacyanoferrate(II)) or ferricyanide (hexacyanoferrate(III)). hexacyanogen Synonym of tricyanotriazine. hexacyanomanganate The anion Mn(CN)₆³⁻; any salt containing this anion hexacyanonickelate A chemical compound containing an anion composed of nickel and six cyanide ligands. [Ni(CN)₆]⁴⁻ hexacycle Any hexacyclic compound hexacyclic Having six rings of atoms. hexacyprone A choleretic drug. hexad A group of six. hexadactyl A person who exhibits sexdactyly. hexadactylia hexadactyly hexadactylic hexadactylous hexadactylism sexdactyly hexadactylous Having six fingers or toes. hexadactyly sexdactyly hexade A series of six numbers, or six things in a series. hexadecacarbonylhexarhodium A metal carbonyl cluster with formula Rh₆(CO)₁₆. hexadecachoron A four-dimensional object analogous to an octahedron, constructed out of sixteen tetrahedra. hexadecadienal Any unsaturated aliphatic aldehyde containing 16 carbon atoms and 2 double bonds, but especially 10,12-hexadecadienal which is a component of the female sex pheromone of some insects hexadecadienol Any unsaturated aliphatic alcohol containing 16 carbon atoms and 2 double bonds, but especially 10,12-hexadecadienol which is a component of the female sex pheromone of some insects hexadecaflagellate An organism that has sixteen flagella hexadecagon A polygon with sixteen sides and sixteen angles. hexadecagonal Having the form of a hexadecagon hexadecahedroid The 16-cell or hexadecachoron. hexadecahedron A polyhedron with sixteen faces. hexadecahydrate A hydrate whose solid contains sixteen molecules of water of crystallization per molecule, or per unit cell hexadecahydroxy Sixteen hydroxy functional groups in a molecule hexadecamer An oligomer having sixteen subunits. hexadecameric Of or pertaining to a hexadecamer hexadecanal Any saturated aliphatic aldehyde that has sixteen carbon atoms hexadecanamide Synonym of palmitamide. hexadecane Any of the very many isomeric aliphatic hydrocarbons of general formula C₁₆H₃₄ hexadecanedioate Any salt or ester of a hexadecanedioic acid hexadecanion An alternative name for a sedenion, a 16-dimensional hypercomplex number or a 16-dimensional number constructed by doubling the quaternion. hexadecanoate Any salt or ester of a hexadecanoic acid hexadecanoic Of or pertaining to hexadecanoic acid or its derivatives hexadecanol Any aliphatic alcohol derived from hexadecane, but especially cetyl alcohol hexadecanolide A lactone containing sixteen carbon atoms hexadecanone Any aliphatic ketone that has sixteen carbon atoms hexadecanoyl The univalent radical derived from hexadecanoic acid by loss of the hydroxy group; palmitoyl hexadecaoxide Sixteen oxide functional groups or ions in a chemical compound. hexadecapeptide Any oligopeptide that has sixteen amino acid components hexadecaploid Having sixteen complete sets of chromosomes in a single cell. hexadecapolar Having sixteen poles (usually four sets of quadrupoles) hexadecapole Anything having sixteen poles or electrodes, or a combination of four quadrupoles hexadecaroon A person who has one-sixteenth black ancestry. hexadecarsenide Any arsenide containing sixteen atoms of arsenic per molecule hexadecatriene Any aliphatic hydrocarbon that has sixteen carbon atoms and three double bonds hexadecatrienoic Of or pertaining to hexadecatrienoic acid or its derivatives. hexadecavalent having a valence of 16 hexadecenal Any of many isomeric unsaturated aliphatic aldehydes having sixteen carbon atoms and one double bond, but especially 2-hexadecenal that is related to sphingolipids and 9-hexadecenal that is related to oleic acid hexadecene Any of several isomeric alkenes having sixteen carbon atoms and one double bond hexadecenoate Any salt or ester of hexadecenoic acid hexadecenoic Of or pertaining to hexadecenoic acid or its derivatives; palmitoleic. hexadecenoyl The univalent radical derived from hexadecenoic acid by loss of the hydroxy group hexadecenyl A univalent radical derived from a hexadecene hexadecile Any of the quantiles which divide an ordered sample population into sixteen equally numerous subsets; a subset thus obtained. hexadecimal A number system with base sixteen, using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E and F, most used in computing as a hexadecimal digit can represent four bits, half a standard byte, and thus a single byte can be represented conveniently with two digits. hexadecimally In the hexadecimal numbering system. hexadecyl The univalent radical derived from hexadecane hexadecylamine The aliphatic primary amine that has sixteen carbon atoms hexadecyloxymethyl An alkoxymethyl radical in which R is a hexadecyl group hexadecyltrimethylammonium cetrimonium hexadecyne Any aliphatic acetylene that has sixteen carbon atoms hexadentate Capable of attaching to a metal ion at six points hexadentated Having a pattern of six teeth. hexadeoxynucleotide Any oligonucleotide composed of six deoxynucleotides; typically formed from two trideoxynucleotides hexadepsipeptide An oligomeric form of depsipeptide composed of six monomers hexadeuterated Deuterated with six atoms of deuterium per molecule. hexadeuterobenzene An isotopically labelled form of benzene in which every hydrogen atom has been replaced by deuterium hexadic Pertaining to a hexad; hexagonal. hexadiene Any of several isomers of the alkene having six carbon atoms and two double bonds hexadimer A hexamer composed of two different monomers hexadimethrine A polymer of tetramethyl hexane diamine and dibromopropane used as a heparin antagonist. hexadoku A 15x15 grid sudoku, using hex numerals "1, 2, 3, ..., d, e, f" hexaene Any alkene having six double bonds hexaferrite Any of several complex oxyanions of iron having hexagonal symmetry. hexaferrocenylbenzene a derivative of benzene in which each hydrogen atom is replaced by a ferrocene group; prepared using Negishi coupling; it is a very crowded molecule that may be used as a gear in a nanomachine hexaferrocyanide Synonym of hexacyanoferrate (“ferrocyanide”). hexaferrum A hexagonal-dihexagonal dipyramidal yellowish steel gray mineral containing iridium, iron, osmium, and ruthenium. hexaflexagon A hexagonal flexagon. hexaflumuron A particular benzoylurea insecticide. hexafluoride any fluoride containing six fluorine atoms in each molecule hexafluoro Six fluorine atoms in a compound hexafluoroacetone A compound structurally similar to acetone but with markedly different reactivity, most common as the sesquihydrate. hexafluoroantimonate The anion SbF₆⁻ or any salt containing this anion; it is used as an acidic catalyst in epoxide opening reactions. hexafluorobenzene The perfluoro derivative of benzene C₆F₆ hexafluorodisilane A chemical compound, which is disilane with all six hydrogen atoms substituted with fluorine, formula Si₂F₆. hexafluoroethane A fluorocarbon counterpart to the hydrocarbon ethane. hexafluoroisobutylene A chemical, C₄H₂F₆. hexafluoroisopropanol A fluorinated alcohol used as a solvent in polymer systems. hexafluorophosphate The anion PF₆⁻ or any salt containing this anion hexafluoroplatinate The univalent anion PtF₆⁻ prepared by reacting platinum hexafluoride with certain metals or other elements. hexafluoropropylene The fluorinated derivative of propylene CF₃-CF=CH₂ hexafluorosilicate The anion SiF₆²⁻ derived from hexafluorosilicic acid; any salt containing this anion hexafluorothioacetone The fully fluorinated derivative of thioacetone; it is used in organic synthesis hexafluorotitanate The anion TiF₆²⁻; any salt containing this anion hexafluronium A muscle relaxant that acts as a nicotinic acetylcholine receptor antagonist. hexafoil A design with six round semicircular petals stemming from a central circle. hexafoos A hex sign on Pennsylvanian barns to scare away evil spirits or simply for decoration. hexagalacturonate Any compound that has six galacturonate groups hexagalloyl Six galloyl groups in a compound hexagenarian Synonym of sixtysomething: a person between 60 and 69 years old. hexaglot In six languages. hexaglutamate Any compound (typically an ester) that has six glutamate groups hexaglutamylated Modified by reaction with six glutamic acid components hexagon A polygon with six sides and six angles. hexagonal Having six edges, or having a cross-section in the form of a hexagon. hexagonality The quality of being hexagonal. hexagonally In a hexagonal manner. hexagonial hexagonal hexagonical hexagonal hexagonite Synonym of tremolite. hexagonoid Of the areolae of ferns: hexagonal and bordered by veins. hexagonous hexagonal in section hexagony A hexagon. hexagram A hollow six-pointed star formed by overlapping two equilateral triangles. hexagrammatic Pertaining to hexagrams as a means of divination. hexagrammid Any member of the family Hexagrammidae of greenlings. hexagraph A specific sequence of six letters, especially one used collectively to represent a single phoneme. hexagynian Synonym of hexagynous. hexagynous Having six styles. hexahectaenneacontakaiheptagon A polygon with 697 sides. hexahedral Having six plane surfaces. hexahedrally In a hexahedral fashion. hexahedrite A type of iron meteorite composed mostly of kamacite. hexahedron A polyhedron with six faces. hexahelical Having six separate helical sections hexahelicene The helicene having six benzene rings fused into a flat spiral hexahemeron A term of six days, especially the hexameron, or six days of the biblical creation. hexaheteromeric Relating to a heteromer having six subunits hexahex A polyhex composed of six hexagons hexahexaflexagon A hexagonal flexagon with a total of six faces. hexahistidine An oligopeptide consisting of six molecules of histidine hexahistidyl Six histidyl groups in a molecule hexahydrate A hydrate whose solid contains six molecules of water of crystallization per molecule, or per unit cell