M-14
[ em-fawr-teen, -fohr- ]
/ ˈɛmˌfɔrˈtin, -ˌfoʊr- /
noun, plural M-14's.
a fully automatic, gas-operated, .30 caliber rifle developed from the M-1: replaced the M-1 as the standard U.S. Army combat rifle.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for m-14
I am not familiar with the difference between the M-14 in its accuracy and the 1906 Springfield.
Warren Commission (3 of 26): Hearings Vol. III (of 15)|The President's Commission on the Assassination of President KennedyOne for the M-1 rifle and the other for the carbine—rather, this is the M-14, the new one.
Warren Commission (8 of 26): Hearings Vol. VIII (of 15)|The President's Commission on the Assassination of President Kennedy