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-- so called from its notes, which resemble a shrill laughing. -- Laughing gas (Chem.), hyponitrous oxide, or protoxide of nitrogen; -- so called from the exhilaration and laughing which it sometimes produces when inhaled. It is much used as an anæsthetic agent. -- Laughing goose (Zoöl.), the European white-fronted…

ecially a corrupting) change in the mass. Beware of the leaven of the Pharisees, which is hypocrisy. Luke xii. 1.

dom used unless one of the sides is first distinguished by some appropriate term; as, the hypothenuse and two legs of a right-angled triangle. On one's legs, standing to speak. -- One's last legs. See under Last. -- To have legs (Naut.), to have speed. -- To stand on one's own legs, to support one's self; to be inde…

A hypothetical land, or continent, supposed by some to have existed formerly in the Indian Ocean, of which Madagascar is a remnant. Herschel.

p comforter, one who comforts with words only. -- Lip labor, unfelt or insincere speech; hypocrisy. Bale. -- Lip reading, the catching of the words or meaning of one speaking by watching the motion of his lips without hearing his voice. Carpenter. -- Lip salve, a salve for sore lips. -- Lip service, expression by t…

A hypothetical radical of glycerin. [Obs.] Berzelius.

teries. Lumbar region (Anat.), the region of the loin; specifically, a region between the hypochondriac and ilias regions, and outside of the umbilical region.

netic force, any space through which magnet exerts its influence. -- Magnetic fluid, the hypothetical fluid whose existence was formerly assumed in the explanations of the phenomena of magnetism. -- Magnetic iron, or Magnetic iron ore. (Min.) Same as Magnetite. -- Magnetic needle, a slender bar of steel, magnetized…

A hypothetical radical derived from maleic acid.

compound of manganese dioxide with a metallic oxide; so called as though derived from the hypothetical manganous acid.

wer valence as contrasted with manganic compounds; as, manganous oxide. Manganous acid, a hypothetical compound analogous to sulphurous acid, and forming the so-called manganites.

The proboscis of a jellyfish; -- called also hypostoma. See Illust. of Hydromedusa.

- Material evidence (Law), evidence which conduces to the proof or disproof of a relevant hypothesis. Wharton.

t of the alimentary canal which is developed from the primitive enteron and is lined with hypoblast. It is distinguished from the stomod, a part at the anterior end of the canal, including the cavity of the mouth, and the proctod, a part at the posterior end, which are formed by invagination and are lined with epiblast…

A hypothetical radical formerly supposed to exist in mesityl oxide. Mesityl oxide (Chem.), a volatile liquid having the odor of peppermint, obtained by certain dehydrating agents from acetone; -- formerly called also dumasin.

A hypothetical radical derived from ammonium by the substitution of metallic atoms in place of hydrogen.

The hypothetical hydrocarbon radical CH, regarded as an essential residue of certain organic compounds.

A hypothetical radical, CH3O, analogous to hydroxyl.

clusion; also, the minor premise, that is, that premise which contains the minor term; in hypothetical syllogisms, the categorical premise. It is the second proposition of a regular syllogism, as in the following: Every act of injustice partakes of meanness; to take money from another by gaming is an act of injustice;…

Manner of conceiving and expressing action or being, as positive, possible, hypothetical, etc., without regard to other accidents, such as time, person, number, etc.; as, the indicative mood; the infinitive mood; the subjunctive mood. Same as Mode.