waybeam en · NOUN
Etymology
From way + beam.
Meanings
-
A longitudinal timber supporting railway track, especially on a bridge.
Oak waybeams, 28 ft. long × 14 in. wide × 9½ in. deep, resting in the troughs, support the track, which is laid with flat-bottom bridge rails, 56 ft. long, and weighing 126 lb. per yd.
1950 March, H. A. Vallance, “On Foot Across the Forth Bridge”, in Railway Magazine, page 149:
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| waybeams | Number=Plur | lexicographic |