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chromatic + noun
chromatic 作形容词，意为“彩色的”或“色彩相关的”，常修饰 color、light 等名词。
The painting uses a wide range of chromatic colors.
这幅画使用了各种彩色。
有色的；彩色的
先理解核心含义，再看它在真实句子里的用法。
有色的；彩色的
relating to color or hue
The painting uses a wide range of chromatic colors.
这幅画使用了各种彩色。
Uses relating to colour
Relating to chromatin (a complex of DNA, RNA, and proteins within the cell nucleus out of which chromosomes condense during cell division).
Relating to or using notes not belonging to the diatonic scale of the key in which a passage of music is written.
Moving in semitones.
The artist chose a chromatic palette with bright reds, blues, and yellows for the mural.
艺术家为这幅壁画选择了一个包含亮红、亮蓝和亮黄的彩色调色板。
Many tropical fish are known for their chromatic beauty.
许多热带鱼以它们色彩斑斓的美而闻名。
The garden was full of chromatic flowers in every shade of pink and purple.
花园里开满了各种深浅粉红和紫色的彩色花朵。
chromatic 作形容词，意为“彩色的”或“色彩相关的”，常修饰 color、light 等名词。
The painting uses a wide range of chromatic colors.
这幅画使用了各种彩色。
在音乐中，chromatic scale 指包含全部十二个半音的音阶。
He played a chromatic scale on the piano.
他在钢琴上弹奏了半音阶。
chromatic aberration 指镜头因不同波长光折射率不同而产生的色差现象。
The lens shows chromatic aberration at the edges.
这个镜头在边缘处显示色差。
Not this
She wore a chromatic dress to the party.
Use this
She wore a colorful dress to the party.
表示日常的“彩色的、色彩鲜艳的”应使用 colorful；chromatic 是技术性形容词，多用于光学（chromatic aberration）或音乐（chromatic scale），不用于描述衣着的颜色。
Not this
I love the chromatics in this painting.
Use this
I love the colors in this painting.
chromatics 作名词通常指“色彩学”这门学科，不表示具体的颜色；说画作里的颜色要用 colors。这是把形容词 chromatic 误当作可数名词使用。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
半音阶
The piano exercise starts with a chromatic scale.
这条钢琴练习以半音阶开始。
色差
The lens shows visible chromatic aberration at the edges.
这个镜头边缘有明显色差。
有彩色
In color theory, white is not considered a chromatic color.
在色彩理论中，白色不被视为有彩色。
半音阶口琴
She plays the chromatic harmonica in a jazz band.
她在爵士乐队中吹奏半音阶口琴。
色数
The chromatic number of this graph is three.
这个图的色数是3。
Use chromatic naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记 chromatic：开头的 chro 像“彩色”的“彩”，音乐里的半音阶也像十二种音色。
语域：formal 常见场景：光学/摄影、音乐理论、色彩学/美术 chromatic 比较常见于专业技术语境，多用于光学、音乐理论和色彩学等正式场合；日常口语中表达“彩色的”通常用 colorful。具体含义需根据搭配判断，如 chromatic scale“半音阶”、chromatic aberration“色差”。
All words ending in -matic (dramatic, automatic, systematic, schematic) rhyme with chromatic: the stressed syllable is -mat- /mæt/ and the following -ic /ɪk/ matches. Static also rhymes with the same final /ætɪk/ sound. Chrome is a useful lookalike: it shares the initial spelling chrom- but is pronounced /krəʊm/, not /krəʊˈmætɪk/.
Dictionary facts from ECDICT, WIKTIONARY.