Toluidine blue o
toluidine blue O to·lu·i·dine blue O (tō-lōō’ĭ-dēn’, -dĭn, tə-)
n.
A blue basic dye used as a heparin antagonist, an antibacterial agent, a nuclear and metachromatic stain, and a stain for electrophoretic analysis of RNA, RNase, and mucopolysaccharides.
Read Also:
- Tone-color
noun, Music. 1. tone quality; timbre.
- Tone colour
noun 1. the quality of a musical sound that is conditioned or distinguished by the upper partials or overtones present in it Often shortened to tone See also timbre (sense 2)
- Tone-control
noun 1. a manual control used to adjust the relative responses of an amplifier to high, low, and intermediate audio frequencies. tone control noun 1. a device in a radio, etc, by which the relative intensities of high and low frequencies may be varied
- Tone-deaf
adjective 1. unable to distinguish differences in pitch in musical sounds when producing or hearing them. adjective 1. unable to distinguish subtle differences in musical pitch
- Tone-dialing
noun 1. a system of calling telephone numbers wherein tones of differing pitch corresponding to the digits in the number called are electronically generated by manipulating pushbuttons (contrasted with pulse dialing). noun a mode of telephone dialing in which each digit has a different sound; also called touch-tone dialing