Words, grammatical forms and meanings linked to the ontology.
in steam en · ADP
Meanings
(of a steam locomotive) Having steam in its boiler and ready for work.
Apart from brief intervals for watering and coaling, No. 2395 is continuously in steam each week from 4 a.m. on Monday until 3 a.m. on the following Sunday. 1942 March, “Notes and News: Locomotive Notes”, in Railway Magazine, page 93: