observed fire
— Noun
– English
~ fire for which the point of impact (the burst) can be seen by an observer; fire can be adjusted on the basis of the observations
observer
— Noun
– English
~ a person who becomes aware (of things or events) through the senses
observer
— Noun
– English
~ an expert who observes and comments on something
observer's meridian
— Noun
– English
~ a meridian that passes through the observer's zenith
obsession
— Noun
– English
~ an unhealthy and compulsive preoccupation with something or someone
obsession
— Noun
– English
~ an irrational motive for performing trivial or repetitive actions, even against your will; "her compulsion to wash her hands repeatedly"
obsessive
— Noun
– English
~ a person who has obsessions
obsessive-compulsive disorder
— Noun
– English
~ an anxiety disorder characterized by recurrent and persistent thoughts and feelings and repetitive, ritualized behaviors
obsessive-compulsive
— Noun
– English
~ a person with obsessive-compulsive characteristics
obsessiveness
— Noun
– English
~ extreme compulsiveness
obsessivity
— Noun
– English
~ extreme compulsiveness
obsidian
— Noun
– Danish
~ sort, vulkansk glas dannet ved hurtig afkøling af ...
obsidian
— Noun
– English
~ acid or granitic glass formed by the rapid cooling of lava without crystallization; usually dark, but transparent in thin pieces