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There are 4 nine-letter words containing IGRO| LIGROINES | • ligroines n. Plural of ligroine. • LIGROINE n. (tradename) a name applied to some of the volatile products obtained in refining crude petroleum, also LIGROIN. | | NIGROSINE | • nigrosine n. A dark blue synthetic dyestuff of the induline group. • NIGROSINE n. a blackish coal-tar colour dye, also NIGROSIN. | | NIGROSINS | • nigrosins n. Plural of nigrosin. • NIGROSIN n. a blackish coal-tar colour dye, also NIGROSINE. | | SEMIGROUP | • semigroup n. (Mathematics) Any set for which there is a binary operation that is closed and associative. • SEMIGROUP n. a mathematical group that is closed under an associative binary operation. |
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 WikWik.org and 1Word.ws.
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