streamlined

As verbs the difference between optimized and streamlined

is that optimized is (optimize) while streamlined is (streamline).

As an adjective streamlined is

designed to offer little resistance to the flow of fluid, especially by having sleek, graceful lines.

As adjectives the difference between streamlined and sleek

is that streamlined is designed to offer little resistance to the flow of fluid, especially by having sleek, graceful lines while sleek is having an even, smooth surface; smooth; hence, glossy.

As verbs the difference between streamlined and sleek

is that streamlined is past tense of streamline while sleek is to make smooth or glossy; to polish or cause to be attractive.

As an adverb sleek is

with ease and dexterity.

As a noun sleek is

that which makes smooth; varnish.

As verbs the difference between improve and streamlined

is that improve is (lb) to make (something) better; to increase the value or productivity (of something) while streamlined is (streamline).

As an adjective streamlined is

designed to offer little resistance to the flow of fluid, especially by having sleek, graceful lines.

As adjectives the difference between aerodynamic and streamlined

is that aerodynamic is of, or relating to the science of aerodynamics while streamlined is designed to offer little resistance to the flow of fluid, especially by having sleek, graceful lines.

As a verb streamlined is

past tense of streamline.

As an adjective streamlined

is designed to offer little resistance to the flow of fluid, especially by having sleek, graceful lines.

As a verb streamlined

is (streamline).

As a noun airfoil is

(american spelling) a structure shaped to produce lift when moving in air.

As verbs the difference between rationalized and streamlined

is that rationalized is (rationalize) while streamlined is (streamline).

As an adjective streamlined is

designed to offer little resistance to the flow of fluid, especially by having sleek, graceful lines.

As adjectives the difference between streamlined and directed

is that streamlined is designed to offer little resistance to the flow of fluid, especially by having sleek, graceful lines while directed is in a manner emphasizing one's point of view.

As verbs the difference between streamlined and directed

is that streamlined is past tense of streamline while directed is past tense of direct.

As an adjective streamlined

is designed to offer little resistance to the flow of fluid, especially by having sleek, graceful lines.

As a verb streamlined

is (streamline).

As a noun streamlines is

.

As an adjective streamlined

is designed to offer little resistance to the flow of fluid, especially by having sleek, graceful lines.

As a verb streamlined

is (streamline).

As a noun streamliner is

something with a streamlined design, especially railroad locomotives and passenger equipment.