simple past tense and past participle of expand

plural of expander

One who expands; something that expands. / (dentistry) A device used to widen the upper jaw so that the bottom and upper teeth will fit together better; a palatal expander.

(uncountable) The condition of being expandable / (countable) The degree to which something is expandable

Third-person singular simple present indicative form of expand

Having the capacity to be expanded.

Anything that can be expanded.

present participle of expand

plural of expandable

plural of expandability