in-line
[in-
lahyn
,
in
-lahyn]
/ˌɪnˈlaɪn, ˈɪnˌlaɪn/
adjective
1.
(of an internal-combustion engine) having the cylinders ranged side by side in one or more rows along the crankshaft.
Origin
1925-30
British Dictionary definitions for
in-line
in-line
adjective
1.
denoting a linked sequence of manufacturing processes
2.
denoting an internal-combustion engine having its cylinders arranged in a line