For Infectious we have terms and definitions in 3 topics. The topics are HIV and AIDs, Immunization and Nutrition.

An infection that is transmitted during intimate, close contact (for example, unprotected sex). HIV is infectiousnot contagious. A contagious infection can be passed through casual contact like coughing or sneezing. HIV is passed only through intimate contact with blood, semen or vaginal secretions. HIV is not passed through sharing food, spitting, sharing utensils, making contact with toilet seats, shaking hands, hugging, kissing, etc.
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Capable of spreading disease. Also known as communicable.
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Liable to be transmitted by infection.
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