mi·cro·or·gan·ism 
(mī′krō-ôrgə-nĭz′əm)
(mī′krō-ôrgə-nĭz′əm)n.
An organism or infectious agent of microscopic or submicroscopic size, especially a bacterium or protozoan.
- physiqued
- physostigmin
- physostigmine
- phyt-
- phytate
- -phyte
- phytic acid
- phyto-
- phytochemical
- phytochemically
- phytochemist
- phytochemistry
- phytochrome
- phytoestrogen
- phytogenesis
- phytogenetic
- phytogenetical
- phytogenetically
- phytogenic
- phytogenous
- phytogeny
- phytogeographer
- phytogeographic
- phytogeographical
- phytogeography