---

Porotomy

---

Read Also:

• Porousness

  [pawr-uh s, pohr-] /ˈpɔr əs, ˈpoʊr-/ adjective 1. full of . 2. permeable by water, air, etc. /ˈpɔːrəs/ adjective 1. permeable to water, air, or other fluids 2. (biology, geology) having pores; poriferous 3. easy to cross or penetrate: the porous border into Thailand, the most porous defence in the league adj. late 14c., “full […]

• Porphin

  porphobilin por·pho·bi·lin (pôr’fō-bī’lĭn) n. An intermediate in the synthesis of porphyrins and heme.

• Porphyria cutanea tarda

  porphyria cutanea tarda porphyria cu·ta·ne·a tar·da (kyōō-tā’nē-ə târ’də) n. Abbr. PCT Porphyria characterized by liver dysfunction and photosensitive cutaneous lesions, with hyperpigmentation and scleroderma-like changes in skin, neurologic manifestations, and porphyrinuria. Also called symptomatic porphyria.

• Porphyrin

  [pawr-fuh-rin] /ˈpɔr fə rɪn/ noun, Biochemistry. 1. a dark red, photosensitive pigment consisting of four pyrrole rings linked by single carbon atoms: a component of chlorophyll, heme, and vitamin B 1 2 . /ˈpɔːfɪrɪn/ noun 1. any of a group of pigments occurring widely in animal and plant tissues and having a heterocyclic structure formed […]

• Porphyrinogen

  porphyrinogen por·phy·rin·o·gen (pôr’fə-rĭn’ə-jən, -jěn’) n. Any of the intermediates in the biosynthesis of heme.

---