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hypoplasia

n. underdevelopment of an organ or tissue, usually due to an inadequate number of cells or a diminished size of structured cells. —hypoplastic adj.

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Psychology term of the day

May 8th 2024

PI

PI

1. abbreviation for prescribing information. See labeling.

2. abbreviation for proactive interference.

3. abbreviation for progressive interval. See progressive-interval schedule.