turnbuckle
n.
also turn-buckle, 1703, "catch or fastening for windows and shutters," from turn, v. + buckle, n.. Meaning "coupling with internal screw threads for connecting metal rods" is attested from 1877.
| 词汇 | turnbuckle | 
| 词根词缀 | Online Etymology Dictionary turnbuckle n. also turn-buckle, 1703, "catch or fastening for windows and shutters," from turn, v. + buckle, n.. Meaning "coupling with internal screw threads for connecting metal rods" is attested from 1877. | 
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