Is 'murmuration' English, or is it actually Latin?

'Murmuration' is a word borrowed from Latin 'murmuratio'.

murmuration

(details not available)

See 'murmuration' on the Loan Words Map

See more loan words from Latin.

note: From the Latin murmuratio meaning murmuring or grumbling and was borrowed into Middle English via Old French. The term originally referred to the sound of a low continuous noise or a grumble which was then applied to the sound of a large flock of starlings flying. Connection to sound: It is related to the sound of a continuous low noise and also has an ancient origin in words like the Sanskrit marmara for the rustling of leaves or water and the Greek mormyrien for to boil.
Etymology: -

See more loan words from (unknown date).