8 letters · 14 points in Scrabble
noun a machine for performing calculations automatically
noun an expert at calculation (or at operating calculating machines)
originFrom compute + -er. Doublet of cantore, counter, and kontor. The sense referring to people first appears c. 1613 in the works of the poet Richard Brathwait. The sense referring to a machine first appears c. 1897 in the magazine Engineering.
Etymology from Wiktionary, CC BY-SA 3.0