Etymology

lunar

lun·ar
L1U1N1A1R1

Today it means: Of, pertaining to, or resembling the Moon (that is, Luna, the Earth's moon). Full definition →

Middle English lunar ← Latin lūnāris ← Middle French lunaire
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lunar · adjective, noun1

  1. Proto-Indo-European · derived from*lewk-“bright; to shine”
  2. Middle French · derived fromlunaire
  3. Latin · derived fromlūnāris“of or pertaining to the moon, lunar”
  4. Middle English · inherited fromlunar“shaped like the crescent moon”
  5. English todaylunar

From Middle English lunar (“shaped like the crescent moon”), from Latin lūnāris (“of or pertaining to the moon, lunar”) (possibly through Middle French lunaire (modern French lunaire (“lunar”)), from lūna (“the Moon; crescent shape”) (ultimately from Proto-Indo-European *lewk- (“bright; to shine”)) + -is (suffix forming adjectives).

Lunar · adjective2

Equivalent to Luna + -ar.

Words from the same roots

Proto-Indo-European*lewk- all →

lowlightlighterlynxmoonlightlevinluxillustriouslumelucidatealightluminarylownillumineleamlosselimnpellucidluminationsublunary

Etymology from Wiktionary, CC BY-SA 4.0.