1. (adjective) designating or involving an equation whose terms are of the first degree

• linear

1. (adjective) designating or involving an equation whose terms are of the first degree

• bilinear

2. (adjective) characterized or produced by addition

• accumulative
• cumulative
• addable
• addible
• additional
• extra
• complemental
• complementary
• completing
• incremental
• intercalary
• summational
• summative
• supplemental
• supplementary

1. (noun) something added to enhance food or gasoline or paint or medicine

• add-on
• addition
• improver

1. (noun) something added to enhance food or gasoline or paint or medicine

• adjuvant
• artificial additive
• food additive

1. (adjective) designating or involving an equation whose terms are of the first degree

• math
• mathematics
• maths

1. (adjective) designating or involving an equation whose terms are of the first degree

• add
• add
• add together
• add up
• sum
• sum up
• summate
• tally
• tot
• tot up
• total
• tote up
• linearity
• one-dimensionality

2. (adjective) characterized or produced by addition

• add
• add together
• add
• add together
• add up
• sum
• sum up
• summate
• tally
• tot
• tot up
• total
• tote up
• add

1. (adjective) designating or involving an equation whose terms are of the first degree

• nonlinear

2. (adjective) characterized or produced by addition

• subtractive