Lab animal

The answer

RAT

3 letters. See every clue for this answer on the RAT answer page.

Used 39 times across 21 distinct years; most recently in 2025; first recorded in 1969. It appears in 13 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.

Other answers for this clue

The same clue has also been answered these ways in the xd corpus. Answers inside this collection link to their own answer page.

• WHITERAT (2 uses in xd)
• GUINEAPIG (1 uses in xd)
• HAMSTER (1 uses in xd)
• RHESUS (1 uses in xd)

Other clues for RAT

Every other clue in this collection answered by RAT, most used first.

• Squealer - used 192 times, most recently in 2026
• Double-crosser - used 47 times, most recently in 2025
• Fink - used 40 times, most recently in 2026
• Backstabber - used 39 times, most recently in 2026
• Chinese zodiac animal - used 38 times, most recently in 2026
• Deserter - used 37 times, most recently in 2021
• Long-tailed rodent - used 36 times, most recently in 2026
• Stoolie - used 36 times, most recently in 2024
• Lab maze runner - used 33 times, most recently in 2026
• Mob informant - used 32 times, most recently in 2026
• Mob pariah - used 31 times, most recently in 2026
• Pied Piper follower - used 27 times, most recently in 2024

Related clues

Clues in this collection of the same answer length that share a word with this clue, or match its answer pattern when no word is shared. Most used first.

• Zodiac animal - RAM, used 132 times
• Lab eggs - OVA, used 100 times
• Aries animal - RAM, used 53 times
• Animal doc - VET, used 43 times
• Crime lab evidence - DNA, used 43 times
• Braying animal - ASS, used 42 times

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