English dictionary: words starting with rha

Meanings of Rha:

abbreviation

(in the uk) regional health authority.

Meanings of Rhabdite:

noun

A form of schreibersite occurring as small typically rod-shaped crystals.

Meanings of Rhabditiform:

adjective

Characteristic of a rhabditid; specifically designating an oesophagus having two swellings or bulbs, as in rhabditids and in a non-parasitic larval stage of certain other nematodes; having such an oesophagus.

Meanings of Rhabditis:

noun

A nematode worm of the genus rhabditis (order rhabditida), found in soil, water, and decaying organic matter, and in the larval stage possibly a facultative parasite of mammals. also (in form rhabditis): the genus itself.

Meanings of Rhabdocoele:

noun

A turbellarian flatworm of the order rhabdocoela, characterized by a straight, unbranched gut.

adjective

Of, relating to, or characteristic of the order rhabdocoela; (more widely, of the gut of a flatworm) straight and unbranched.

Meanings of Rhabdocoelous:

adjective

= rhabdocoel .

Meanings of Rhabdoid:

adjective

Resembling a rod; rod-shaped, rodlike; (zoology) of or relating to rod-like structures secreted by turbellarian flatworms.

noun

Any of the small rodlike structures which are secreted by the epidermis of turbellarian flatworms and dissolve to form a protective coating of mucus.

Meanings of Rhabdolith:

noun

A coccolith having a rodlike outward projection.

Meanings of Rhabdom:

noun

A translucent cylinder forming part of the light-sensitive receptor in the eye of an arthropod.

Usage examples:

Postlarvae settling at the vents have reasonably normal ommatidia, with layered rhabdoms, standard …

Meanings of Rhabdomancy:

noun

Dowsing with a rod or stick.

Meanings of Rhabdomantic:

adjective

Relating to rhabdomancy.

Meanings of Rhabdomantist:

noun

Rhabdomancer.

Meanings of Rhabdome:

noun

A translucent cylinder forming part of the light-sensitive receptor in the eye of an arthropod.

Usage examples:

Postlarvae settling at the vents have reasonably normal ommatidia, with layered rhabdoms, standard …

Meanings of Rhabdomere:

noun

In the eyes of various invertebrates: a regular array of microvilli along the margin of a retinula cell that forms part of the light-sensitive apparatus and, in some compound eyes, is united with those of adjacent cells to form a rhabdom.

Meanings of Rhabdomes:

noun

A translucent cylinder forming part of the light-sensitive receptor in the eye of an arthropod.

Usage examples:

Postlarvae settling at the vents have reasonably normal ommatidia, with layered rhabdoms, standard …

Meanings of Rhabdoms:

noun

A translucent cylinder forming part of the light-sensitive receptor in the eye of an arthropod.

Usage examples:

Postlarvae settling at the vents have reasonably normal ommatidia, with layered rhabdoms, standard …

Meanings of Rhabdomyoma:

noun

A benign tumour of striated (skeletal or cardiac) muscle.

Meanings of Rhabdomyosarcoma:

noun

A rare malignant tumour involving striated muscle tissue.

Usage examples:

Intracranial rhabdomyosarcomas are rare neoplasms, and those thought to be primary meningeal tumors…

Meanings of Rhabdophane:

noun

A phosphate mineral containing rare earth elements, typically occurring as small white prisms or as botryoidal masses or encrustations.

Meanings of Rhabdopleura:

noun

A genus of colonial hemichordates of the class pterobranchia, having two backward-curving arms bearing tentacles; (also rhabdopleura) a pterobranch of this genus.

Meanings of Rhabdosome:

noun

A branched structure consisting of a number of graptolites joined together to form a colony.

Meanings of Rhachides:

noun

A stem of a plant, especially a grass, bearing flower stalks at short intervals.

Usage examples:

Inflorescences are the terminal toothbrush type, with five to 70 pairs of flowers on a rachis appro…

Meanings of Rhachis:

noun

A stem of a plant, especially a grass, bearing flower stalks at short intervals.

Usage examples:

Inflorescences are the terminal toothbrush type, with five to 70 pairs of flowers on a rachis appro…

Meanings of Rhadamanthine:

adjective

Showing stern and inflexible judgement.

Meanings of Rhadamanthus:

proper noun

The son of zeus and europa, and brother of minos, who, as a ruler and judge in the underworld, was renowned for his justice.