The Clue
Thermometer part (4 letter answer)
The Answer
BULB
Tags
Notes
The answer BULB is uncommon, appearing about once every 400 puzzles.
Related Clues
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Underground bud
Replaceable part of a lamp
Tulip or lily planting
Definition
BULB as a noun:
1. a modified bud consisting of a thickened globular underground stem serving as a reproductive structure
2. (light bulb, lightbulb, bulb, incandescent lamp, electric light, electric-light bulb) = electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity
3. a rounded part of a cylindrical instrument (usually at one end); "the bulb of a syringe"
4. (medulla oblongata, medulla, bulb) = lower or hindmost part of the brain; continuous with spinal cord; (`bulb' is an old term for medulla oblongata); "the medulla oblongata is the most vital part of the brain because it contains centers controlling breathing and heart functioning"
5. a rounded dilation or expansion in a canal or vessel or organ