For the song, see Tao of the Dead. Size and mass of very large stars: Most massive example, the blue Pistol Star (150 M â). Others are Rho Cassiopeiae (40 M â), Betelgeuse (20 M â), and VY Canis Majoris (17 M â). The Sun (1 M â) which is not visible in this thumbnail is included to illustrate the scale of example stars.
Full Definition of SEMITONE. : the tone at a half step; also: half step. â semiÂ·tonÂ·ic \Ëse-mÄ-Ëtae-ËtÃ¤, nik-Ëse-, -ËmÄ«-\ mi. â adjectiveÂ·semiÂ·tonÂ·iÂ·cal \-ly-ni(k-)É\ lÄ. Adverb see semitone defined For-english language. Learners see semitone defined for. kidsull Definition of SEMITONE. : the tone at a half step; also: half step. â semiÂ·tonÂ·ic \Ëse-mÄ-Ëtae-ËtÃ¤, nik-Ëse-, -ËmÄ«-\ mi. â adjectiveÂ·semiÂ·tonÂ·iÂ·cal \-ly-ni(k-)É\ lÄ. Adverb see semitone defined For-english language. learners
Rarity. Most semi-precious gems are relatively common. Garnets, zircons, and quartz gems such as citrine and amethyst are found in many places around the world, so these gems are never in short supply. In some cases, the gem families that include a precious stone in one color are considered semi-precious in another hue.