English-Thai Dictionary
colloid
N คอล ลอย ด์ สารที่ ละลาย ใน ของเหลว konl-loi
colloidal
A เกี่ยวกับ ลักษณะ อนุภาค เล็ก ขนาด 1-500 ไมครอน
Webster's 1913 Dictionary
COLLOID
Col "loid, a. Etym: [Gr. -oid. Cf. Collodion. ]
Defn: Resembling glue or jelly; characterized by a jellylike appearance; gelatinous; as, colloid tumors.
COLLOID
COLLOID Col "loid, n.
1. (Physiol. Chem. )
Defn: A substance (as albumin, gum, gelatin, etc. ) which is of a gelatinous rather than a crystalline nature, and which diffuses itself through animal membranes or vegetable parchment more slowly than crystalloids do; -- opposed to crystalloid.
2. (Med. )
Defn: A gelatinous substance found in colloid degeneration and colloid cancer. Styptic colloid (Med. ), a preparation of astringent and antiseptic substances with some colloid material, as collodion, for ready use.
COLLOIDAL
COLLOIDAL Col *loid "al, a.
Defn: Pertaining to, or of the nature of, colloids.
COLLOIDALITY
COLLOIDALITY Col `loi *dal "i *ty, n.
Defn: The state or quality of being colloidal.
New American Oxford Dictionary
colloid
col loid |ˈkälˌoid ˈkɑlɔɪd | ▶noun a homogeneous, noncrystalline substance consisting of large molecules or ultramicroscopic particles of one substance dispersed through a second substance. Colloids include gels, sols, and emulsions; the particles do not settle and cannot be separated out by ordinary filtering or centrifuging like those in a suspension. • Anatomy & Medicine a substance of gelatinous consistency. ▶adjective [ attrib. ] of the nature of, relating to, or characterized by a colloid or colloids. DERIVATIVES col loi dal |kəˈloidl |adjective ORIGIN mid 19th cent.: from Greek kolla ‘glue ’ + -oid .
Oxford Dictionary
colloid
colloid |ˈkɒlɔɪd | ▶noun a homogeneous non-crystalline substance consisting of large molecules or ultramicroscopic particles of one substance dispersed through a second substance. Colloids include gels, sols, and emulsions; the particles do not settle, and cannot be separated out by ordinary filtering or centrifuging like those in a suspension. • [ mass noun ] Anatomy & Medicine a substance of gelatinous consistency. ▶adjective relating to or characterized by a colloid or colloids. DERIVATIVES colloidal |kəˈlɔɪd (ə )l |adjective ORIGIN mid 19th cent.: from Greek kolla ‘glue ’ + -oid .
The Wordsmith Dictionary