ETYM Cf. French agglutination.
In biology, the clumping together of antigens, such as red blood cells or bacteria, to form larger, visible clumps, under the influence of antibodies. As each antigen clumps only in response to its particular antibody, agglutination provides a way of determining blood groups and the identity of unknown bacteria.
1. A clumping of bacteria or red cells when held together by antibodies (agglutinins).
2. The building of words from component morphemes that retain their form and meaning in the process of combining.
3. The coalescing of small particles that are suspended in solution; these larger masses are then (usually) precipitated; SYN. agglutinating activity.
ETYM Old Eng. clot, clodde, clod; akin to Dutch kloot ball, German kloss clod, dumpling, klotz block, Dan. klods, Swed. klot bowl, globe, klots block; cf. AS. clâte bur. Related to Clod, Clutter to clot.
A lump of material formed from the content of a liquid; SYN. coagulum.
ETYM Cf. Dutch klomp lump, German klump, klumpen, Dan. klump, Swed. klump; perh. akin to Latin globus, Eng. globe. Related to Club.
1. An unshaped piece or mass of wood or other substance.
2. A cluster; a group; a thicket.
3. The compressed clay of coal strata.
A small measure (usually of food).
1. A small mass or quantity.
2. (Slang) The mouth or throat.
(Irregular plural: hunches).
The act of arching one's back.
ETYM Cf. od. lompe piece, mass. Related to Lunch.
1. A small mass of matter of irregular shape; an irregular or shapeless mass.
2. A mass or aggregation of things.
3. A projection beneath the breech end of a gun barrel.
4. A lazy, usually overweight person.
ETYM Earlier niggot, prob. for nigot, an ingot. Related to Ingot.
A solid lump of a precious metal (especially gold) as found in the earth.
Piece of gold found as a lump of the native metal. Nuggets occur in alluvial deposits where river-borne particles of the metal have adhered to one another.