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velum

A thin, membranous structure or fold of tissue found in various anatomical contexts, such as the soft palate in mammals or the membrane covering the gills in certain fish. / A thin, veil-like membrane that covers the gills of certain species of fish, such as sharks and rays. / In botany, a thin membrane that covers the gills of certain fungi, particularly in the genus Amanita.

Noun

pl: vela

This term is used primarily in specialized scientific registers, specifically anatomy, ichthyology, and mycology. It describes a physical structure that acts as a covering or a seal, evoking the image of a veil. Because it is a technical term, it is rarely encountered in general conversation and is almost exclusively found in academic papers, medical textbooks, or field guides.

In a biological context, the word refers to a specific anatomical part rather than a general quality of being veil-like. While it can be used across different kingdoms of life, the specific function—whether sealing the nasal cavity in mammals or protecting gills in fish and fungi—remains the central semantic thread.

Meanings

Noun

A thin, membranous structure or fold of tissue found in various anatomical contexts, such as the soft palate in mammals or the membrane covering the gills in certain fish.

The velum of the soft palate helps seal off the nasal cavity during swallowing.

Noun

A thin, veil-like membrane that covers the gills of certain species of fish, such as sharks and rays.

The gill slits are protected by a fleshy velum.

Noun

In botany, a thin membrane that covers the gills of certain fungi, particularly in the genus Amanita.

The universal veil leaves a remnant velum on the cap of the mushroom.

Examples

The velum moves upward to close off the nasal cavity during swallowing.

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The velum moves upward to close off the nasal cavity during swallowing.

Look at how the velum protects the delicate gill filaments of this shark.

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Look at how the velum protects the delicate gill filaments of this shark.

The universal velum of the mushroom ruptures as the cap expands.

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The universal velum of the mushroom ruptures as the cap expands.

Does the velum in this species function as a valve for water flow?

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Does the velum in this species function as a valve for water flow?

I wonder if the velum is fully developed in the embryo.

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I wonder if the velum is fully developed in the embryo.

The remnants of the velum appear as a ring on the stem of the fungus.

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The remnants of the velum appear as a ring on the stem of the fungus.

A defect in the velum can lead to hypernasal speech patterns.

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A defect in the velum can lead to hypernasal speech patterns.

The specimen shows a clearly defined velum covering the branchial region.

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The specimen shows a clearly defined velum covering the branchial region.

The thin velum acts as a protective layer for the developing spores.

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The thin velum acts as a protective layer for the developing spores.

Terakhir Diperbarui: May 2026•Laporkan Kesalahan