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Surrounded by setæ; -- said of certain earthworms (genus Perichætus).

Same as Perichæth.

Of or pertaining to the perichondrium; situated around cartilage.

Inflammation of the perichondrium.

The membrane of fibrous connective tissue which closely invests cartilage, except where covering articular surfaces.

Around the notochord; as, a perichordal column. See Epichordal.

A grayish or dark green mineral, consisting essentially of magnesia (magnesium oxide), occurring in granular forms or in isometric crystals.

The involucre which surrounds the common receptacle in composite flowers.

To endanger. [Obs.] Periclitating, pardi! the whole family. Sterne.

Trial; experiment. [Obs.]

A selection or extract from a book; especially (Theol.), a selection from the Bible, appointed to be read in the churches or used as a text for a sermon.

Of or pertaining to the pericranium.

The periosteum which covers the cranium externally; the region around the cranium.

Dangerous; full of peril. [Obs.]

or casus, as distinguished from dolus and culpa, and hence relieving one from the duty of performing an obligation.

Inflammation of the tissues surrounding the bladder.

The hard outer covering of hydroids and other marine animals; the perisarc.

The almost inappreciable time which elapses between the systole and the diastole of the heart.

The envelope or coat of certain fungi, such as the puffballs and earthstars.

Chrysolite.