Definition

A basic sensory structure found in some invertebrates, made up of one or a few cells, that helps them detect their environment.

Example

The insect used its sensillum to sense the presence of food nearby.

Conversation

Have you ever heard of a sensillum before?

Yeah, I think it's related to how insects sense their environment, right?

Exactly! They use sensillum to pick up different smells and vibrations.

It's fascinating how something so small can help them navigate the world.

Synonyms & Antonyms

Root Explanation

Sensillum is derived from the Latin root "sensus" (meaning feeling or perception) and the diminutive suffix "-illum" (indicating smallness). Thus, "sensillum" refers to a small sensory organ or structure, emphasizing its role in perception.

Memory Tip

Think of 'sensus' meaning feeling, and the '-illum' indicating something small. This helps you remember that 'sensillum' refers to a small structure related to feeling or perception.

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