peritreme

P3E1R1I1T1R1E1M3E1

noun

That part of the integument of an insect surrounding the spiracles.

Scrabble 13
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Meanings

nounperitreme (plural peritremes)

plural peritremes

  1. biologyThat part of the integument of an insect surrounding the spiracles.

    These peritremes lie partially embedded in the fold of skin known as the epistome (a dorsal anterior projection that extends over the mouthparts or ganathosoma)

    2023, Lee R. Jeppson, Hartford H. Keifer, Edward W. Baker, Mites Injurious to Economic Plants
    1 more example

    The size and degree of sclerotization of the spiracle-bearing peritremes are not uniform and apparently do not conform to a phyletic pattern (as examples, the peritremes are small and feebly sclerotized in Probeyeria[…])

    1964, Fieldiana: Zoology
  2. archaicbiologyperistome (edge of the aperture of a shell).

    CAROCOLLA. Auct. Fam. Colimacea, Lam.—Descr. Orbicular, depressed, with the outer sides of the whorls angulated or keeled, whorls few; peritreme reflected; columella contiguous to the axis

    1842, George Brettingham Sowerby II, A Conchological Manual

Synonyms & antonyms

Also see
peristome

Origin

From peri- + -treme.

Full word history & related roots →

Rhymes & wordplay

Anagrams

perimeter
Cite this entry
APA

peritreme. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/peritreme

MLA

“peritreme.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/peritreme. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “peritreme,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/peritreme.

Source: peritreme on Wiktionary, CC BY-SA 4.0.