All English words - page 3220

Meanings of Mesonephros:

noun

The part of the nephrogenic tissue of a vertebrate embryo that develops after the pronephros and forms the adult kidney of fishes and amphibians, but is succeeded by the metanephros in humans and other amniotes and persists only as the epididymis (in males) and the epoophoron (in females).

Meanings of Mesonotal:

adjective

Of or relating to the mesonotum of an insect.

Meanings of Mesonotum:

noun

The dorsal sclerite or tergum of the mesothorax of an insect.

Meanings of Mesons:

noun

A subatomic particle which is intermediate in mass between an electron and a proton and transmits the strong interaction that binds nucleons together in the atomic nucleus.

Usage examples:

Quarks are permanently bound together into protons, neutrons and mesons.

Meanings of Mesonychidae:

noun

A member of the extinct family mesonychidae of carnivorous ungulates, known from fossils of the middle to late palaeocene epoch.

adjective

Belonging to, characteristic of, or designating the family mesonychidae.

Meanings of Mesopause:

noun

The boundary in the earth's atmosphere between the mesosphere and the thermosphere, at which the temperature stops decreasing with increasing height and begins to increase.

Usage examples:

At the upper boundary of the mesosphere, the mesopause, the temperature is between 110°c, in summer…

Meanings of Mesopelagic:

adjective

(of fish and other organisms) inhabiting the intermediate depths of the sea, between about 200 and 1,000 metres (approximately 650 and 3,300 ft) down.

Usage examples:

Many mesopelagic fish species have swim bladders

Meanings of Mesophile:

adjective

Mesophilic; (ecology) mesophytic.

noun

A mesophilic organism.

Meanings of Mesophilic:

adjective

Designating or relating an organism, especially a bacterium, which flourishes at moderate temperatures.

Meanings of Mesophilous:

adjective

Characterized by the avoidance of extremes of moisture or dryness; (ecology) mesophytic.

Meanings of Mesophragm:

noun

In certain insects: an inward extension of the exoskeleton which forms a transverse partition separating the mesothorax from the metathorax.

Meanings of Mesophragma:

noun

In certain insects: an inward extension of the exoskeleton which forms a transverse partition separating the mesothorax from the metathorax.

Meanings of Mesophragmal:

noun

In certain insects: an inward extension of the exoskeleton which forms a transverse partition separating the mesothorax from the metathorax.

Meanings of Mesophyll:

noun

The inner tissue (parenchyma) of a leaf, containing many chloroplasts.

Usage examples:

Thus, elements of the guard cell's response to stress are present in mesophyll and xylem parenchyma…

Meanings of Mesophyte:

noun

A plant needing only a moderate amount of water.

Usage examples:

According to these considerations, the factor of light appears as the first of many different envir…

Meanings of Mesopic:

adjective

Of, relating to, or designating vision in moderate levels of light (intermediate between scotopic and photopic).

Meanings of Mesoplankton:

noun

Plankton inhabiting the region between about 200 metres (approx. 670 feet) from the sea floor and 200 metres from the surface. more generally: relatively large microplankton.

Meanings of Mesoplast:

noun

In algal cells: a type of phycoplast which develops among the remnants of the interzonal spindle after mitosis, and is not associated with the centrioles.

Meanings of Mesoplastral:

adjective

Designating a bone which forms the mesoplastron (of a turtle).

Meanings of Mesoplastron:

noun

A dermal bone present in the plastron of certain turtles (including most extant pelomedusids).

Meanings of Mesopleural:

adjective

Of or relating to the mesopleura.

Meanings of Mesopleuron:

noun

Either of the pleura of the mesothorax of an insect.

Meanings of Mesopodial:

adjective

Designating any of a series of small bones which make up the carpus or the tarsus of a tetrapod (especially a reptile or amphibian); of or relating to this series of bones.

noun

A mesopodial bone.

Meanings of Mesopodium:

noun

The middle lobe of the foot of a mollusc.

Meanings of Mesopotamia:

proper noun

An ancient region of south-western asia in present-day iraq, lying between the tigris and euphrates rivers. its alluvial plains were the site of the civilizations of akkad, sumer, babylonia, and assyria.

noun

An ancient historical area in what is now iraq and surrounding areas, between the tigris and euphrates rivers

Usage examples:

Baghdad was the cultural heart of mesopotamia., the sumerians were a civilization that lived in sou…