Autochronograph :: Autochronograph (n.) An instrument for the instantaneous self-recording or printing of time.
Brachystochrone :: Brachystochrone (n.) A curve, in which a body, starting from a given point, and descending solely by the force of gravity, will reach another given point in a shorter time than it could by any other path. This curve of quickest descent, as it is sometimes called, is, in a vacuum, the same as the cycloid..
Haemochromogen :: Haemochromogen (n.) A body obtained from hemoglobin, by the action of reducing agents in the absence of oxygen..
Haemochromometer :: Haemochromometer (n.) An apparatus for measuring the amount of hemoglobin in a fluid, by comparing it with a solution of known strength and of normal color..
Hammochrysos :: Hammochrysos (n.) A stone with spangles of gold color in it.
Heterochrony :: Heterochrony (n.) In evolution, a deviation from the typical sequence in the formation of organs or parts..
Homochromous :: Homochromous (a.) Having all the florets in the same flower head of the same color.
Isochromatic :: Isochromatic (a.) Having the same color; connecting parts having the same color, as lines drawn through certain points in experiments on the chromatic effects of polarized light in crystals..
Isochronal :: Isochronal (a.) Uniform in time; of equal time; performed in equal times; recurring at regular intervals; isochronal vibrations or oscillations.