hypomorph

/ˈhaɪpəˌmɔrf/
noun
  1. A person who is physically or mentally less active or energetic than average; someone with low energy or drive.
    • The coach worried that the new player was a hypomorph who wouldn't keep up with the team's pace.
    • After his illness, he became a bit of a hypomorph, preferring quiet activities over sports.
    • She described herself as a hypomorph in the morning, needing two cups of coffee to feel awake.
  2. In genetics, a gene or allele that produces a weaker or reduced effect compared to the normal version.
    • The scientist studied a hypomorph that caused only mild symptoms in the lab mice.
    • Researchers identified a hypomorph in the gene responsible for pigment production.
    • A hypomorph mutation might result in lower enzyme activity without completely stopping it.
Antonyms
What does "hypomorph" mean? | whatsthatwordmean | whatsthatwordmean