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9-Letter Words That Start With: IS

There are 112 9-letter words, 4 9-letter phrases and 0 9-letter abbr's that start with IS.

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isoenzyme9
23 nounn
noun

• Any of a group of enzymes that catalyze the same reaction but have different structures and physical, biochemical and immunological properties.

isomerize9
20 verbv
verb

• cause to change into an isomer

• change into an isomer

isoniazid9
19 nounn
noun

• antibacterial drug (trade name Nydrazid) used to treat tuberculosis

isocyclic9
18 adjectiveadj
adjective satellite

• containing a closed ring of atoms of the same kind especially carbon atoms

isopycnic9
18 adjectiveadj
noun

• A line on a chart connecting points of equal density.

adjective

• Of points on a surface, or in a medium: having equal densities.

ischiadic9
17 adjectiveadj
Valid word for Scrabble US
isopropyl9
16 noun, adjectiven, adj
noun

• The univalent organic radical (CH3)2CH-

isochoric9
16 adjectiveadj
Valid word for Scrabble US
ischaemia9
16 nounn
noun

• local anemia in a given body part sometimes resulting from vasoconstriction or thrombosis or embolism

isomorphs9
16 nounn
noun

• Anything that exhibits isomorphism

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Tip: Scrabble EU allows far more words than US! Also change the max length to see more words.

All 9 Letter Words

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