英和和英

形容詞

nonstructurable (not comparable)

1. (chemistry) Of substances or compounds: that cannot be organized into a definite structure or lack a fixed, regular arrangement. This may apply to amorphous solids, gels, or complex mixtures where molecular components do not exhibit a repeating, ordered pattern.​

   Due to its amorphous nature, the polymer remained nonstructurable under standard crystallization conditions.

   • 1984 January 15, National Research Council (U.S.). Steering Committee on Identification of Toxic and Potentially Toxic Chemicals for Consideration by the National Toxicology Program, Toxicity Testing: Strategies to Determine Needs and Priorities, National Academies Press:

     A nonstructurable chemical is considered to be slightly less likely than one randomly drawn from the universe to be a carcinogen.

   • 2016 April 26, Nicholas P. Cheremisinoff, Pollution Control Handbook for Oil and Gas Engineering, Wiley, pages 621-622:

     A CAS Reistry Number, also referred to as CASRN or CAS Number, is a unique numerical identifier assigned by Chemical Abstracts Service (CAS) to every chemical substance described in the open scientific literature (currently including tho described from at least 1957 through the present), including organic and inorganic compounds, minerals, isotopes, alloys and nonstructurable materials (UVCBs, of unknown, variable composition or biological origin).

2. (finance) Of financial instruments, products, or loans: that cannot be arranged into a structured format or lack a predefined schedule for repayments. This may describe flexible financing options without fixed payment timelines or complex financial needs that do not fit conventional structuring.​

   The borrower's preference for a nonstructurable loan allowed for greater flexibility in repayment, accommodating irregular income streams.

   • 1986, United States. Congress. House. Committee on Banking, Finance, and Urban Affairs. Subcommittee on Economic Stabilization, The Problems of Farm Credit Hearings Before the Subcommittee on Economic Stabilization of the Committee on Banking, Finance, and Urban Affairs, House of Representatives, Ninety-ninth Congress, First Session, October 23; November 13, 14, 19, and 21, 1985, U.S. Government Printing Office, page 73:

     Nonstructurable firms need to exit quickly without the risk of further declines in the value of assets.