to irrupt
- verb
- /ɪˈrʌpt/
- Specialized
- Ecologists observed that the locusts periodically irrupt, causing widespread crop damage.
Examples
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Invasive plants can irrupt when environmental conditions favor their rapid growth.
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The population of rabbits began to irrupt in the spring.
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After several years of scarcity, the lemming population suddenly irrupted across the tundra.
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Why did the deer irrupt so suddenly this year?
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After several years of scarcity, the lemming population suddenly irrupted across the tundra.
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Ecologists observed that the locusts periodically irrupt, causing widespread crop damage.
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Invasive plants can irrupt when environmental conditions favor their rapid growth.
Synonyms
To increase very quickly in number or size
To rise very quickly to a high level
Antonyms
How Rapid
Surface Forms
Morphology
irrupt = ir + rupt
Same morphological makeup as sense 1 (ir- + rupt); the ecological sense 'to increase suddenly' is metaphorically related to 'bursting', but because 'rupt' is not a standalone word the relation is only partially transparent to average learners.
Etymology
Irrupt comes from the same idea of 'breaking in' and is like erupt, which means 'to burst out', so picture a species suddenly 'breaking out' across an area. That's why irrupt can mean to increase or appear suddenly and in large numbers.