エキス・越幾斯ekisu

1. nounextract (of plants, meat, etc.); essence; concentrate; concentrated stockabbr. of Dutch "extract"
   樹皮じゅひからエキスを抽出ちゅうしゅつする。↗

   Extract an essence from the bark of a tree.

• SynonymエッセンスNeutralLoanword for essence or extract, also fragrance oils. Overlaps with 「エキス」 for concentrated ingredients, but leans toward abstract essence and fragrances.
• Synonym抽出物ちゅうしゅつぶつWrittenA chemistry and pharmacology term for substances extracted with a solvent. More technical than 「エキス」, and never used figuratively for essence.
• Related核かくNeutralFruit pit or the core of something; also the atomic nucleus and nuclear weapons. Ties to 「エキス」 only through the figurative core sense, never a liquid extract.
• Related骨髄こつずいNeutralBone marrow; figuratively one's innermost depths or spiritual bedrock, as in 「恨み骨髄に徹す」. Stresses what lies deepest, not an extracted concentrate.
• Related本質ほんしつNeutralThe indispensable nature of a thing, as in 「問題の本質」. Close to the figurative sense of 「エキス」, but never a concrete liquid concentrate.
• Related中核ちゅうかくNeutralThe important central part of a thing or organization, as in 「中核企業」. Speaks of central position, not a concentrated essence.
• Related骨子こっしNeutralThe framework or main points of a plan, argument, or bill. Stresses the skeletal structure; only loosely overlaps 「エキス」 in the gist sense.
• Related中枢ちゅうすうNeutralA commanding centre, as in 「中枢神経」 or 「政治の中枢」. Highlights the control centre; it cannot replace 「エキス」 for an extract.
• Related核心かくしんNeutralThe most crucial part of a problem or matter, as in 「核心に迫る」. Close to the figurative 「エキス」, but never a liquid concentrate.
• Related要領ようりょうNeutralKey points, and also the knack for doing things, as in 「要領がいい」. Focuses on handling and method, far from the essence sense of 「エキス」.
• RelatedかなめNeutralA pivot or key part or person, as in 「チームの要」. Stresses the role of holding everything together, not an extracted essence.
• Related基幹きかんNeutralThe backbone or foundation of something, as in 「基幹産業」. Stresses a pillar role; only broadly related to 「エキス」 and not interchangeable.
• Related要点ようてんNeutralThe important points to grasp, as in 「要点をまとめる」. Concerns the focus of content, not concentrated ingredients.
• Related枢軸すうじくWrittenWritten style: the centre of power or activity, also the WWII Axis powers. Only a broad link to 「エキス」 through the centre sense.
• RelatedポイントCasualColloquial loanword for key points, also points scored or locations. More everyday than 「エキス」 and never a concentrate.
• Related実じつNeutralTruth, substance, or actual content, as in 「名より実」. Stresses reality and practical worth; only loosely tied to the essence sense of 「エキス」.
• Related眼目がんもくWrittenWritten style: the main focus or chief purpose of something. Stresses where the point lies; only loosely related to the essence sense of 「エキス」.
• Related心臓部しんぞうぶNeutralThe heart region; figuratively the vital core of a machine, city, or organization, as in 「エンジンは車の心臓部」. Cannot replace 「エキス」 for extracts.
• Related枢要すうようWrittenWritten style: the most crucial spot, or 'pivotal', as in 「枢要な地位」. Stresses an important position, not an essence or extract.
• Related主意しゅいWrittenWritten style: the main idea of a text or statement; rarely used. Overlaps 「エキス」 only in the gist sense.
• Related要義ようぎWrittenWritten style: the essential purport of ideas or doctrine; rarely used. Points to abstract tenets, not a concrete concentrate.
• Related髄ずいNeutralBone marrow or the pith of plant stems. For the figurative essence one normally says 「真髄」; on its own it never means an extracted concentrate.
• Related心髄しんずいWrittenWritten style: the marrow at the centre; figuratively the very essence or inner depths of a thing. Stresses the deep core, not a liquid concentrate.

「越幾斯」(エキス) is the word for ingredients extracted and concentrated from medicinal herbs or foods, and figuratively for an essence. Use 「エッセンス」 for fragrance essences or the abstract essence, 「抽出物」 for chemical extracts, and 「核心」 or 「要点」 for the core or key point of a matter.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 薬くすりや食品しょくひんの成分せいぶんを水みずやエタノールに浸出しんしゅつさせ、濃縮のうしゅくした液体えきたい。
2. 物事ものごとの本質ほんしつとなる重要じゅうような所ところ。