exo- /ek-sō- or ek-so-/

(often interchanging with ecto-) outside, opp to endo- and ento-

exobiologˈical adjective

exobiolˈogist noun

exobiolˈogy noun

The study of (possible) extraterrestrial life

exˈocarp noun (Gr karpos fruit; botany)

1. The outer layer of the part of a fruit which contains the seeds
2. The epicarp

exˈocrine adjective (Gr krīnein to separate; physiology)

Of glands, secreting through a duct

An exocrine gland

exocytōˈsis noun (biology)

The discharge of the contents of internal vesicles from a cell

exocytōˈtic adjective

exˈoderm noun

1. Exodermis
2. Ectoderm

exodermˈal adjective

exoderˈmis noun

(Gr dermis skin) the outer cortex layer of a root

exoenˈzyme noun

An enzyme that functions outside the cell producing it, an ectoenzyme

exoergic /-ûrˈjik/ adjective (Gr ergon work; nuclear eng)

Of a process in which energy is released

exogamˈic or exogˈamous adjective

exogˈamy noun

1. (Gr gamos marriage) the practice of marrying only outside of one's own group
2. The union of gametes not closely related (biology)

exˈogen noun (obsolete)

A dicotyledon, so called because its stem thickens by layers growing on the outside of the wood

exogenetˈic adjective (medicine)

Not genetic, not caused by genetic factors

exogˈenous adjective

1. Growing by successive additions to the outside
2. Developing externally
3. Having an external origin

exogˈenously adverb

exonuˈclease noun

An enzyme which continuously cleaves nucleotides from one end of a nucleotide chain

• counter-batteries
• counter-battery
• counterbid
• counterbidder
• counterbidders
• counterbids
• counterblast
• counterblasts
• counterblow
• counterblows
• counterbluff
• counterbluffs
• counterbond
• counterbonds
• counterbore
• counterbored
• counterbores
• counterboring
• counterbrace
• counterbraced
• counterbraces
• counterbracing
• counterbuff
• counterbuffed
• counterbuffing