head of steam: difference between revisions
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{{en-noun|head=[[head]] [[of]] [[steam]]|pl=heads of steam}} |
{{en-noun|head=[[head]] [[of]] [[steam]]|pl=heads of steam}} |
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# {{idiomatic}} Amount of [[energy]]. |
# {{context|idiomatic}} Amount of [[energy]]. |
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#* {{quote-news |
#* {{quote-news |
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|year=2011 |
|year=2011 |
Revision as of 13:03, 5 June 2013
English
Lua error in Module:parameters at line 360: Parameter 1 should be a valid language or etymology language code; the value "{{{1}}}" is not valid. See WT:LOL and WT:LOL/E.
Etymology
From the need of the boiler of a steam locomotive to exceed a minimum amount of pressure (See (deprecated template usage) head, also pressure head.) before the locomotive could start moving.
Noun
Lua error in Module:parameters at line 828: Parameter "pl" is not used by this template.
- (deprecated template usage) Lua error in Module:parameters at line 360: Parameter 1 should be a valid language or etymology language code; the value "idiomatic" is not valid. See WT:LOL and WT:LOL/E. Amount of energy.