dissepiment

American  

[dih-sep-uh-muhnt] / dɪˈsɛp ə mənt /

noun

1. Anatomy, Zoology.  a partition or septum in a tissue.

2. Botany.  one of the partitions formed within ovaries and fruits by the coherence of the sides of the constituent carpels.

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dissepiment British  

/ dɪˈsɛpɪmənt /

noun

1. biology a dividing partition or membrane, such as that between the chambers of a syncarpous ovary

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Other Word Forms

• dissepimental adjective

Etymology

Origin of dissepiment

1720–30; < Latin dissaepīmentum, equivalent to dis- dis- ¹ + saepīmentum hedge ( saepī ( re ) to fence + -mentum -ment )

Example Sentences

Tab′ula, a writing-tablet, a legal record: a frontal: a dissepiment in corals, &c.;

From Project Gutenberg

Dissepiment: a partition wall: applied to the forming septa separating the coelom-sacs in the embryo; also the thin envelope about the members in obtect pupae.

From Project Gutenberg

In these two genera I have ascertained that the inner membrane of the ovulum, before fecundation, is entirely exposed, the outer membrane being even then open its whole length; and that the outer membranes of the two collateral ovula, which are originally distinct, cohere in a more advanced stage by their corresponding surfaces, and together constitute the anomalous dissepiment of the capsule; the inner membrane of the ovulum consequently forming the outer coat of the seed.

From Project Gutenberg