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There are 4 fourteen-letter words containing OPERI| ISOPERIMETRIES | • ISOPERIMETRY n. the state of being isoperimetrical. | | PHOTOPERIODISM | • photoperiodism n. (Biology) The growth, development and other responses of plants and animals according to the length… • PHOTOPERIODISM n. a plant or animal's response or capacity to respond to photoperiod. | | PROPERISPOMENA | • properispomena n. Plural of properispomenon. • PROPERISPOMENON n. a word with the circumflex accent on the penultimate syllable. | | THERMOPERIODIC | • thermoperiodic adj. Relating to a thermoperiod. • THERMOPERIODIC adj. relating to thermoperiodism, the effect on an organism of rhythmic temperature variations. |
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.
See this list for:- English Wiktionary: 23 words
- Scrabble in French: 3 words
- Scrabble in Spanish: no word
- Scrabble in Italian: 10 words
- Scrabble in German: no word
- Scrabble in Romanian: 30 words
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