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: a substance (as a chloride ion) that increases the activity of an enzyme — compare coenzyme
: a substance given off by developing tissue that stimulates differentiation of adjacent tissue
: a structure giving off such a stimulant
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exaggeratedly or childishly emotional
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Words from Greek and Roman Mythology Quiz
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Just add an 'E.'
And if so, what about 'never'?
Words from the week of 10/19/2018
The same, but different
And is one way more correct than the others?
The story of an imaginary word that managed to sneak past our editors and enter the dictionary.
How to use a word that (literally) drives some people nuts.
The awkward case of 'his or her'
A mythological/etymological mashup!
Words to improve your Scrabble game
A game of winding words.