Pronunciation

/ˈbʌlb/

Definitions

Noun

• A bulb is a usually round, solid structure that contains a light source or is used as a component in an electrical device, such as a light socket or a Christmas tree ornament.
• In botanical terms, it refers to a swollen stem or underground organ that stores food and develops into a shoot when conditions are favorable.

Verb

• To bulb (informal) can mean to suddenly appear or emerge, often unexpectedly, as in “The car bulb in the dark street lit up out of nowhere.”
• It can also refer to growing or multiplying rapidly, like “The plant bulbs multiply quickly in spring.”

Adjective

• Bulbous, meaning having a rounded shape resembling a bulb.

Phrases

• “Replace the light bulb” is a common instruction.
• “A tulip bulb is planted in the garden every fall.”
• “He had a bulbous nose.”

Example Sentences

• Noun: “She unscrewed the old light bulb and replaced it with a new one.”
• Verb: “The flower bulbs bloomed early this year due to the warm weather.”
• Adjective: “The garden was filled with bulbous flowers of various colors.”

Synonyms

• Bulge
• Swell
• Pod
• Capsule
• Protrusion

Antonyms

• Flat
• Thin
• Nubile
• Lean (in the context of a shape)