The central axis or support structure in certain marine organisms that carries buds or reproductive structures.
From Greek 'blastos' (bud, sprout) + 'phoros' (bearing, carrying). First used in 19th-century marine biology to describe structures in colonial animals like hydroids that support developing offspring.
This word reveals how early biologists literally named structures based on what they do—like calling something a 'bud-bearer' because it actually bears buds! It's like if we named body parts 'arm-mover' and 'food-processor' instead of muscles and stomach.
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