List of 12-letter words containing

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There are 13 twelve-letter words containing OPTERO

CHIROPTEROUS	• CHIROPTEROUS adj. relating to the Chiroptera, bats.
COLEOPTERONS	• COLEOPTERON n. a large order of insects having the front wings modified as hard wing-cases, and comprising the beetles and weevils, also COLEOPTERAN.
COLEOPTEROUS	• coleopterous adj. Of or pertaining to beetles of the order Coleoptera. • COLEOPTEROUS adj. pertaining to beetles and weevils; having hard anterior wings.
HYMENOPTERON	• hymenopteron n. Any insect of the order Hymenoptera. • HYMENOPTERON n. an order of insect having four membranous wings, e.g. ants, bees, wasps, also HYMENOPTERAN.
LEPIDOPTERON	• lepidopteron n. (Zoology) Any insect of the order Lepidoptera. • LEPIDOPTERON n. any of numerous insects of the order Lepidoptera, typically having two pairs of wings covered with fragile scales, also LEPIDOPTERAN.
MACROPTEROUS	• macropterous adj. Having long wings or fins. • MACROPTEROUS adj. having large wings or fins.
MICROPTEROUS	• micropterous adj. (Entomology) Having small, sometimes merely vestigial, wings. • MICROPTEROUS adj. having small wings or fins.
MONOPTEROSES	• MONOPTEROS n. a building with single ring of columns supporting a roof.
NEUROPTERONS	• NEUROPTERON n. any of an order of insect including lacewing flies, also NEUROPTERAN.
NEUROPTEROUS	• neuropterous adj. Dated form of neuropteral. • NEUROPTEROUS adj. pertaining or belonging to insect order including lacewing flies.
ORTHOPTEROID	• orthopteroid n. (Entomology) Any of the insects historically included in the order Orthoptera, including the cockroaches… • ORTHOPTEROID n. a member of the Orthoptera, cockroaches.
ORTHOPTEROUS	• orthopterous adj. (Zoology) Belonging to the Orthoptera. • ORTHOPTEROUS adj. pertaining or belonging to insect order including grasshoppers, crickets, etc.
PLECOPTEROUS	• PLECOPTEROUS adj. of or like the Plecoptera, stoneflies.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the 1Word.ws and WikWik.org.

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English Wiktionary: 18 words
Scrabble in French: 1 word
Scrabble in Spanish: 5 words
Scrabble in Italian: no word
Scrabble in German: no word
Scrabble in Romanian: no word

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