əˈlakrəd.ē, -ətē, -i noun
( -es )
Etymology: Latin alacritas, from alacr-, alacer quick, lively, eager, happy + -itas -ity; akin to Old English & Old High German ellen zeal, courage, Old Norse eljan power, Gothic aljan zeal and perhaps to Latin adolēre to burn up — more at altar
: a promptness in responding : cheerful readiness : briskness , eagerness
to accept with alacrity
the alacrity with which he sprang from the vehicle — T.L.Peacock