名詞 partial:

1. the derivative of a function of two or more variables with respect to a single variable while the other variables are considered to be constant
   同義詞：partial derivative
2. a harmonic with a frequency that is a multiple of the fundamental frequency
   同義詞：overtone, partial tone

形容詞 partial:

1. being or affecting only a part; not total
2. showing favoritism
   同義詞：unfair
3. (followed by `of' or `to') having a strong preference or liking for
   同義詞：fond

1. I'm very partial to sweet foods.
   我非常偏愛甜食。
2. His partial attitude called forth a lot of criticism.
   他的偏袒態(tài)度招致了不少批評。

par.tial

adj.（形容詞）
Of, relating to, being, or affecting only a part; not total; incomplete:
部分的：部分的，與部分有關的，只包含一部分的或只受一部分影響的；不完全的；不完整的：
例句：
The plan calls for partial deployment of missiles. The police have only a partial description of the suspect.
這個計劃要求部分地疏散導彈，警察只對嫌疑犯進行了不完全的描述

Favoring one person or side over another or others; biased or prejudiced:
偏袒的：對于某人或某方面比另一個或比另外的更喜愛的；偏愛的或有偏見的：
例句：
a decision that was partial to the plaintiff.
一項偏袒原告的決定

Having a particular liking or fondness for something or someone:
偏愛的：對某物或某人偏愛的：
例句：
partial to detective novels.
偏愛偵探小說

Mathematics Of, relating to, or being operations or sequences of operations, such as differentiation and integration, when applied to only one of several variables at a time.
【數(shù)學】 屬于，關于或是微積分等的運算或運算過程，一次僅適用于幾個變量中的一個
n.（名詞）
Music See harmonic
【音樂】 參見 harmonic
Mathematics A partial derivative.
【數(shù)學】 偏微商

來源：
Middle English parcial
中古英語 parcial
from Old French
源自 古法語
from Late Latin parti3lis
源自 后期拉丁語 parti3lis
from Latin pars part- [part] * see part
源自 拉丁語 pars part- [部分] *參見 part

【引伸】
par.tialness
n.（名詞）