1. (biology) an artificial taxonomic category for organisms of which the true relationships are obscure

Type of: family

• inoperable
• inoperative
• inopportune
• inopportunely
• inopportuneness
• inordinate
• inordinately
• inordinateness
• inorganic
• inorganic chemistry
• inorganic compound
• inorganic phosphate
• inorganically
• inosculate
• inosculation
• inosine
• inositol
• inpatient
• inpour
• inpouring
• input
• input data
• input device
• input file
• input program