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stoplight. In DICTIOUS you will not only get to know all the dictionary meanings for the word
stoplight, but we will also tell you about its etymology, its characteristics and you will know how to say
stoplight in singular and plural. Everything you need to know about the word
stoplight you have here. The definition of the word
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English
Etymology
From stop + light.
Noun
stoplight (plural stoplights)
- (US, Philippines) A traffic control signal, traditionally consisting of three lights, colored green, yellow/amber, and red, meaning proceed, prepare to stop, and stop, respectively.
- A light on the rear of a vehicle that is activated when braking; a brake light.
1973, United States. Department of the Army, Organizational Maintenance Manual (TM-9-2320-211-20), page 2-52:The rear lamps are combined with the service stoplights and are contained in stoplight part and blackout marker light assemblies at the rear of the vehicle.
Usage notes
The two-word form stop light was initially more common, but its usage plateaued around 1950, whereas usage of stoplight increased continually since that year, overtaking stop light around 1970.
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