Synonyms of the word

infectious

• adj. (pathology, of an illness) Transmitted from one person to another, usually through the air breathed.
• adj. (pathology, of a person) Able to infect others.
• adj. (of feelings and behaviour) Spreading quickly from one person to another.
• adj. (informal) Memorable and invoking excitement or interest.

catching

• adj. (informal) contagious.
• adj. captivating; alluring.
• n. The action of the verb catch.
• v. present participle of catch.

communicable

• adj. (of a disease) Able to be transmitted between people or species; contagious or catching.
• adj. talkative or expansive.
• adj. readily communicated.

contagious

• adj. Of a disease, easily transmitted to others.
• adj. Of a fashion, laughter, etc., easily passed on to others.
• adj. Of a person, having a disease that can be transmitted to another person by touch.

contaminating

• v. present participle of contaminate.

contractable

• adj. Capable of being contracted (in various senses).

corrupting

• v. present participle of corrupt.

infected

• v. simple past tense and past participle of infect.
• adj. Having an infection.

infective

• adj. Able to cause infection; infectious.
• n. (epidemiology) A person who is capable of spreading a disease by infecting others.

septic

• adj. Of or pertaining to sepsis.
• adj. Causing sepsis or putrefaction.
• adj. Of or pertaining to sewage or the disposal of sewage.
• n. A substance that causes sepsis or putrefaction.
• n. A septic tank; a system for the disposal of sewage into a septic tank, a septic system.
• n. (mathematics) A mathematical object (function, curve, surface, etc.) of degree seven.
• adj. (mathematics) Of the seventh degree or order.
• n. (Britain, Australia, New Zealand, rhyming slang, derogatory) An American, a Yank.

transmissible

• adj. able to be transmitted.
• adj. (medicine) capable of being transmitted from one person to another; contagious.

transmittable

• adj. able to be transmitted; transmissible.

unhealthiness

• n. The state of being unhealthy.